1
Scope
2
References
3
Definitions
4
Abbreviations and acronyms
5
System reference diagram
6
Signals and modulation
6.1
Description of signals
6.2
Modulation
6.3
Transmit filter characteristics
7
Description of messages
7.1
CL – Capabilities list
7.2
CLR – Capabilities list + request
7.3
MR – Mode request
7.4
MS – Mode select
7.5
MP – Mode proposal
7.6
ACK(1) – Acknowledgement, type 1
7.7
ACK(2) – Acknowledgement, type 2
7.8
NAK-EF – Negative Acknowledgement, errored frame
7.9
NAK-NR – Negative Acknowledgement, not ready
7.10
NAK-NS – Negative Acknowledgement, not supported
7.11
NAK-CD – Negative Acknowledgement, cleardown
7.12 REQ-MS
– Request MS message
7.13
REQ-MR – Request MR message
7.14 REQ-CLR
– Request CLR message
7.15 REQ-RTX
– Retransmission message
8 Structure of messages
8.1
Format convention
8.2
Frame structure
8.3
Frame check sequence field
8.4
Octet transparency
8.5
Inter-frame time fill
9 Message
coding format
9.1
General
9.2
Coding format for parameters in the I and S fields
9.3
Identification field (I)
9.4
Standard information field (S)
9.5 Non-standard
information field (NS)
9.6
Overall message composition
10
ITU-T G.994.1 transactions
10.1
Basic transactions
10.2
Extended transactions
10.3
Message segmentation
10.4
State transition diagrams
10.5
Retransmission transactions
11
Start-up/cleardown procedures
11.1
Duplex start-up procedures
11.2
Half-duplex start-up procedures
11.3
Cleardown procedure
12
Error recovery procedures
13 Management
information base (MIB) elements
13.1
Configuration parameters
Annex A – Support for legacy non-ITU-T G.994.1 devices
Annex B – Operation over multiple wire pairs
Annex C – An operating mode for use in the same cable as TCM-ISDN
C.1
Scope (supplements clause 1)
C.2
Signals and modulation (pertains to clause 6)
C.3
Start-up/cleardown procedures (pertains to clause 11)
Appendix I – ITU-T G.994.1 sample sessions
Appendix II – Provider code contact information
Appendix III – Support for legacy DMT-based devices
Appendix IV – Procedure for the assignment of additional ITU-T G.994.1
parameters
IV.1
Introduction
IV.2
Procedure
Appendix V – Rules for code point table numbering
Bibliography